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November 04, 2010

Q. Home performance contracting is new to us at our residential heating and cooling company in the Northeast. We are trying to do best by our customers as we learn on the go. One issue ... [continue reading]

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September 01, 2010

California is slowly moving toward net zero energy construction, defined as building structures that produce as much energy on-site as they consume. The Long Term Energy Efficiency Strategic Plan of the California Public Utilities Commission (... [continue reading]

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July 01, 2010

In 2003, the European Commission passed the Energy Performance of Buildings Directive (EPBD)—perhaps the first mandatory implementation of time-of-sale energy labeling of buildings. To date, the United States has not followed suit. However, recent ... [continue reading]

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July 01, 2010

There are many reasons to measure things in the building science world. For instance, you may need to commission a commercial building to guarantee temperatures, air flows, or other comfort parameters. You may need to ... [continue reading]

July 01, 2010

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May 03, 2010

In New York City, Weatherization Assistance program (WAP) subgrantees perform retrofits on a wide variety of buildings, from single-family homes to affordable housing complexes with hundreds of units. [continue reading]